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2017 Annual Top 10 Patent Reexamination & Invalidation Cases Released    2018-05-04

On April.26, Zhu Renxiu, Deputy Director of Patent Reexamination Board (PRB), released the 2017 top 10 patent reexamination and invalidation cases (hereinafter referred to as Cases) during the Open Day activities of SIPO.     >>more

Data Update

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PRB launches the Reexamination Invalidation of the Case Filing and ProcessManagement System   >>more

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